Foot therapy device



FIG. 1 is a top-rear-left perspective view of a foot therapy device showing my new design;

FIG. 2 is a front view thereof;

FIG. 3 is a rear view thereof;

FIG. 4 is a left-side view thereof;

FIG. 5 is a right-side view thereof;

FIG. 6 is a top view thereof; and,

FIG. 7 is a bottom view thereof.

The broken line showing on portions of the foot therapy device depicts environment and forms no part of the claim. 

CLAIM I claim the ornamental design for a foot therapy device, as shown and described. 